Houdini 17.0 Nodes VOP nodes

Volume Gradient VOP node

Calculates the gradient of a volume primitive stored in a disk file.

Calculates the gradient a specific volume primitive. The gradient is a vector pointing in the direction of increasing volume values. Returns 0 if primnum is out of range, the input_index is out of range, or the given primitive is not a volume primitive.

See also

VOP nodes